收评：创业板指跌2.82% 燃气板块涨幅居前

Core Viewpoint - The A-share market experienced a collective decline across the three major indices, with significant trading volumes reported [1]. Market Performance - The Shanghai Composite Index closed at 3990.49 points, down 0.97%, with a trading volume of 837.97 billion yuan - The Shenzhen Component Index closed at 13216.03 points, down 1.93%, with a trading volume of 112.01 billion yuan - The ChiNext Index closed at 3111.51 points, down 2.82%, with a trading volume of 48.79 billion yuan [1]. Sector Performance - The gas sector led the gainers with an increase of 3.25%, followed by the pharmaceutical retail sector at 2.56% and oil and gas extraction and services at 2.12% - Other sectors that performed well include kitchen and bathroom appliances (1.53%) and port shipping (1.50%) [2]. - Conversely, the non-metallic materials sector saw the largest decline at -2.79%, followed by the semiconductor sector at -2.61% and electronic chemicals at -2.38% - Other sectors with notable declines include components (-2.22%) and industrial metals (-1.56%) [2].